Partial Photoionization Cross Sections and Angular Distributions for Double Excitation of Helium up to the N=13 Threshold

Czasch, A O; Schoffler, M S; Hattass, M.; Schossler, S; Jahnke, T.; Weber, Thorsten; Staudte, A; Titze, J; Wimmer, C; Kammer, S; Weckenbrock, M; Voss, S; Grisenti, R.E.; Jagutski, O.; Schmidt, L Ph H; Schmidt-Böcking, H; Dorner, R; Rost, J.M.; Schneider, T; Liu, Chien-Nan; Bray, Igor; Kheifets, Anatoli; Bartschat, Klaus R

Partial Photoionization Cross Sections and Angular Distributions for Double Excitation of Helium up to the N=13 Threshold

Date

2005

Authors

Czasch, A O

Schoffler, M S

Hattass, M.

Schossler, S

Jahnke, T.

Weber, Thorsten

Staudte, A

Titze, J

Wimmer, C

Kammer, S

Publisher

American Physical Society

Abstract

Partial photoionization cross sections σN(Eγ) and photoelectron angular distributions βN(Eγ) were measured for the final ionic states He+(N>4) in the region between the N=8 and N=13 thresholds (Eγ>78.155eV) using the cold target recoil ion momentum s